Barlajsar is a village in Sardarshahar tehsil in district of Churu, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Barlajsar was 1,493 which includes 760 males and 733 females. Barlajsar covers 798.28 ha area. Pincode of Barlajsar is 331403.